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Sathwik Tejaswi Madhusudhan

8 accepted papers

2026

DNR Bench: Benchmarking Over-Reasoning in Reasoning LLMs

AAAI 2026technical

Test-time scaling has significantly improved large language model (LLM) performance, enabling deeper reasoning to solve complex problems. However, this increased reasoning capability also leads to excessive token generation and unnecessary problem-solving attempts. We introduce "Don

Cited by 0SourcePDFScholar
2025

AlignVLM: Bridging Vision and Language Latent Spaces for Multimodal Document Understanding

NeurIPS 2025poster

Aligning visual features with language embeddings is a key challenge in vision-language models (VLMs). The performance of such models hinges on having a good connector that maps visual features generated by a vision encoder to a shared embedding space with the LLM while preserving semantic similarit…

Cited by 0SourceScholar
2025

Auto-Cypher: Improving LLMs on Cypher generation via LLM-supervised generation-verification framework

NAACL 2025short

Graph databases like Neo4j are gaining popularity for handling complex, interconnected data, over traditional relational databases in modeling and querying relationships. While translating natural language into SQL queries is well-researched, generating Cypher queries for Neo4j remains relatively un…

Cited by 0SourcePDFScholar
2025

BigDocs: An Open Dataset for Training Multimodal Models on Document and Code Tasks

ICLR 2025poster

Multimodal AI has the potential to significantly enhance document-understanding tasks, such as processing receipts, understanding workflows, extracting data from documents, and summarizing reports. Code generation tasks that require long-structured outputs can also be enhanced by multimodality. Desp…

Cited by 0SourcePDFScholar
2025

Do LLMs Know When to NOT Answer? Investigating Abstention Abilities of Large Language Models

COLING 2025main

Abstention Ability (AA) is a critical aspect of Large Language Model (LLM) reliability, referring to an LLM’s capability to withhold responses when uncertain or lacking a definitive answer, without compromising performance. Although previous studies have attempted to improve AA, they lack a standard…

Cited by 4SourcePDFScholar
2025

M2Lingual: Enhancing Multilingual, Multi-Turn Instruction Alignment in Large Language Models

NAACL 2025long

Collecting instruction fine-tuning (IFT) data is a resource and time intensive task especially in multilingual setting where finding proficient native speakers is challenging. Moreover, traditional data collection is prone to privacy risks, toxicity and lacks scalability. While, fully synthetic data…

2025

Variable Layerwise Quantization: A Simple and Effective Approach to Quantize LLMs

ACL 2025finding

We present a simple meta quantization approach that quantizes different layers of a large language model (LLM) at different bit levels, and is independent of the underlying quantization technique. Specifically, we quantize the most important layers to higher bit precision and less important layers t…

2024

Enhancing Alignment using Curriculum Learning & Ranked Preferences

EMNLP 2024finding

Direct Preference Optimization (DPO) is an effective technique that leverages pairwise preference data (one chosen and rejected response per prompt) to align LLMs to human preferences. In practice, multiple responses could exist for a given prompt with varying quality relative to each other. We prop…

Cited by 4SourcePDFScholar